Sporting a 2,350mAh battery inside, the Energi Sliding Power Case from Tylt keeps your Samsung Galaxy S4 powered up when you're on the go.
Power up to three gadgets at the same time with this piece of luggage.
Turn your Windows 7 PC into a powerful DVR with this antenna-powered HD tuner.
An initial impression of this morning's exhibition halls revealed a possible restraint on the part of companies. Has the tech world finally made sexual progress?